Home / 528,367,244.40-792,550,866.60-140,189,324.40

Finding the Fourth Proportional to 528,367,244.40, 792,550,866.60 and 140,189,324.40

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Solution

The fourth proportional to 528,367,244.40, 792,550,866.60 and 140,189,324.40 is: 210,283,986.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,367,244.40 : 792,550,866.60 = 140,189,324.40 : x
  2. Step 2: Convert to fraction form
    528,367,244.40/792,550,866.60 = 140,189,324.40/x
  3. Step 3: Cross multiply
    528,367,244.40x = 792,550,866.60 × 140,189,324.40
  4. Step 4: Simplify right side
    528,367,244.40x = 111,107,170,541,288,528
  5. Step 5: Solve for x
    x = 111,107,170,541,288,528/528,367,244.40
  6. Step 6: Final answer
    x = 210,283,986.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.